89 lines
1.7 KiB
Objective-C
Executable File
89 lines
1.7 KiB
Objective-C
Executable File
global ...
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B ...
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T_p ...
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f_s ...
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T_s ...
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f_c ...
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PRF ...
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T_r ...
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t_single_pulse ...
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c ...
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N ...
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M ...
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R_0...
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delta_R_wide ...
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delta_R_narrow ...
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N_wide ...
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N_narrow ...
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ranges_wide...
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ranges_narrow ...
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betas_wide ...
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betas_narrow ...
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trail_times...
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method ...
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N_high ...
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LASSO_lambda ...
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tau ...
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iter_max ...
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FAR_N ...
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FAR_M ...
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Ns Ms lambdas sigmas
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;
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B = 10e5;
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T_p = 1e-5;
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f_s = B;
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T_s = 1 / f_s;
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f_c = 1e9;
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duty_cycle_inv = 10;
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T_r = T_p * duty_cycle_inv;
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PRF = 1 / T_r;
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t_single_pulse = 0: 1 / f_s: T_r - 1 / f_s;
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c = 3e8;
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N = length(t_single_pulse);
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N_high = T_p * f_s;
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M = round(T_p * B);
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R_0 = 0;
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delta_R_wide = c ./ 2 ./ B; % 宽带情况下的距离分辨力
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delta_R_narrow = T_p .* c ./ 2; % 窄带情况下的距离分辨力
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N_wide = FAR_N; % 宽带情况下，发射 480 个脉冲
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N_narrow = round(N_wide / M);
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ranges_wide = R_0 + (0:N_wide) * delta_R_wide; % [1000, 4000]
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ranges_narrow = R_0 + (0:N_narrow) * delta_R_narrow; % [1000, 4000]
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% betas_wide = (linspace(1, 0.1, FAR_M * FAR_N) + 1j * linspace(0.1, 1, FAR_M * FAR_N))';
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betas_wide = zeros(FAR_M * FAR_N, 1) + 1;
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betas_narrow = zeros(FAR_N, 1);
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for i = 1: FAR_N
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for j = 1: FAR_M
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idx = (i-1) * FAR_M + j;
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betas_narrow(i) = betas_narrow(i) + betas_wide(idx) * exp(1j * 2 * pi * 2 * delta_R_wide * j / c);
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end
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end
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trail_times = 250;
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% method = "debiased_LASSO";
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% method = "LASSO";
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% method = "BP";
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method = "cVAMPro";
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% method = "debiased_LASSO_FISTA";
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LASSO_lambda = 0.1;
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tau = 1e-6;
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iter_max = 1000;
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Ns = [256];
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Ms = [16];
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sigmas = [0.01];
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lambdas = zeros(length(Ns), 1);
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for i = 1: length(Ns)
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lambdas(i) = Map(Ns(i) + "_" + Ms(i));
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end
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